li{
      	list-style-type:none;
      	line-height: 1000%;
      	font-size: 30px;
      	text-indent:3%;
      	}
      .top{
      	    width: 1000px;
      	    height: 300px;  
      	    float: right;
      }
      .tu{
      	width: 80%;
      	height: 60%;
      	float: right;
      	margin: 3% 3% 0 0;
      	text-align: center;
      }
     .anniu{
     	width: 80%;
      	height: 10%;
      	float: right;
      	margin-top: -20%; 
      	text-align: center;
      	margin-right:5% ;
     }
     input{
     	width: 50%;
     	height: 100%;
     	font-size: 20px;
     }